TX4939XBG-400 Toshiba, TX4939XBG-400 Datasheet - Page 290

• Manufacturer Part Number: TX4939XBG-400
• Manufacturer: Toshiba

Specifications of TX4939XBG-400

• Cpu Core: TX49/H4 90nm
• Clock Mhz/max Mips: 400/520
• Inst./data Cache: 32KB (4 Way)/32KB (4 Way)
• Tlb: x
• 1cycle Mac: x
• Volts (v): 1.25/2.5/3.3
• Peripherals: DDR, NAND, ATA, ETHERNET, SECURITY, FPU, MMU, SPI, I2S, I2C, PCI, VIDEO, UART, TIMER, RTC
• Companion Chip: TC86C001FG
• Package: PGBA456

DMA
14.2. Block Diagram
Rev. 3.1 November 1, 2005
DMA
Control 0
Block
FIFO
(8 Double
Words)
DMA Channel Arbiter
G-Bus
I/F
DMAC0
DM0MFDR
DM0MCR
Figure 14-1 DMA0 Controller Block Diagram
Channel 0
Channel 1
Channel 2
Channel 3
DMA0
DMA0
DMA0
DMA0
DM0CHAR1
DM0CHAR2
DM0CHAR3
DM0CHAR0
DM0CNTR0
DM0CNTR1
DM0CNTR2
DM0CNTR3
DM0SAIR1
DM0DAIR1
DM0SAIR2
DM0DAIR2
DM0SAIR3
DM0DAIR3
14-2
DM0SAIR0
DM0DAIR0
DM0CCR1
DM0CCR2
DM0CCR3
DM0DAR0
DM0CCR0
DM0CSR0
DM0SAR1
DM0DAR1
DM0CSR1
DM0SAR2
DM0DAR2
DM0CSR2
DM0SAR3
DM0DAR3
DM0CSR3
DM0SAR0
DMCK1
DMCK3
DREQ0
DACK0
DREQ1
DREQ2
DACK2
DREQ3
PCFG.DMASEL1
PCFG.DMASEL3
PCFG.DMASEL2
PCFG.DMASEL0
DMADONE*
DMAREQ[0]
DMAREQ[1]
DMAREQ[2]
DMAACK[0]
DMAACK[1]
DMAACK[2]
Toshiba RISC Processor
External
External
External
External
Internal I/O
(Receiver SIO ch0)
Internal I/O
Internal I/O
(Transfer SIO ch0)
Internal I/O
Pins
Pins
Pins
Pins
TX4939
14
14